#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
#include<string>
#include"vector.hpp"
#include<vector>

using std::cout;
using std::cin;
using namespace wcz;

int main() 
{

	vector<int>v1(10, 100);
	vector<int>v2(v1.begin(), v1.end());
	v2.pop_back();
	v2.pop_back();
	v2.pop_back();
	v2.push_back(200);
	v2.push_back(300);
	v2.push_back(400);
	v2.insert(v2.begin() + 1, 500);
	v2.insert(v2.begin() + 4, 600);
	v2.erase(v2.begin() + 6);
	v2.erase(v2.begin() + 7);
	vector<int>v3(v2);
	vector<int>v4;
	v4 = v3;
	v4.resize(10, 88);
	v4.reserve(20);
	return 0;
}